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Fixed segfault bug.

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This commit is contained in:
pdw
2002-04-03 16:19:12 +00:00
parent 2ece61a41f
commit fc9f31b8ad
3 changed files with 14 additions and 8 deletions
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14
hash.c
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@@ -44,12 +44,14 @@ hash_status_enum hash_delete(hash_type* hash_table, void* key) {
if (!p) return HASH_STATUS_KEY_NOT_FOUND;
/* p designates node to delete, remove it from list */
if (p0)
if (p0) {
/* not first node, p0 points to previous node */
p0->next = p->next;
else
}
else {
/* first node on chain */
hash_table->table[bucket] = p->next;
}
hash_table->delete_key(p->key);
free (p);
@@ -62,9 +64,13 @@ hash_status_enum hash_find(hash_type* hash_table, void* key, void **rec) {
/*******************************
* find node containing data *
*******************************/
p = hash_table->table[hash_table->hash(key)];
while (p && !hash_table->compare(p->key, key))
int bucket = hash_table->hash(key);
p = hash_table->table[bucket];
while (p && !hash_table->compare(p->key, key)) {
p = p->next;
}
if (!p) return HASH_STATUS_KEY_NOT_FOUND;
*rec = p->rec;
return HASH_STATUS_OK;